Home / 47,002.32-70,502.49-11,463.75

Finding the Fourth Proportional to 47,002.32, 70,502.49 and 11,463.75

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Solution

The fourth proportional to 47,002.32, 70,502.49 and 11,463.75 is: 17,195.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.32 : 70,502.49 = 11,463.75 : x
  2. Step 2: Convert to fraction form
    47,002.32/70,502.49 = 11,463.75/x
  3. Step 3: Cross multiply
    47,002.32x = 70,502.49 × 11,463.75
  4. Step 4: Simplify right side
    47,002.32x = 808,222,919.74
  5. Step 5: Solve for x
    x = 808,222,919.74/47,002.32
  6. Step 6: Final answer
    x = 17,195.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.